| Name | Character | Episodes |
|---|---|---|
| Jonas Laux | Nils Theede | 286 |
| Martin Brambach | Winfried Scheel | 54 |
| Kai Maertens | Olav Hinzmann | 54 |
| Winnie Böwe | Jana Schumacher | 2 |
| Valeria Eisenbart | Lara Schmidt | 1 |
| Tom Wlaschiha | Jens Holling | 1 |
| Adrian Topol | Uwe Dressel | 1 |
| Antje Schmidt | Simone Ranft | 1 |
| Birge Schade | Hanna Böhm | 1 |
| Livia Matthes | Carla Herzog | 1 |
| Tonio Arango | Dr. Alexander Immel | 1 |
| Hannes Hellmann | Bauer Gramkow | 1 |
| Hannes Hellmann | Rufus Eckmann | 1 |
| Florian Fitz | Justus Krambeer | 1 |
| Suzan Anbeh | Anna Trapp | 1 |
| Suzan Anbeh | Carolin Wilkens | 1 |
| Suzan Anbeh | Martine Schacke | 1 |
| Jannik Schümann | Timo Bronnert | 1 |
| Jeanne Goursaud | Amelie Haag | 1 |
| Kirsten Block | Dörthe Plötz | 1 |
| Joel Basman | Mike | 1 |
| Holger Handtke | Dieter Fesser | 1 |
| Holger Handtke | Stefan Harms | 1 |
| Holger Handtke | Robert Taler | 1 |
| Heinz-Werner Kraehkamp | Ewald Simonis | 1 |
| Florian Panzner | Knud Mommsen | 1 |
| Godehard Giese | Christian Lüdke | 1 |
| Godehard Giese | 1 | |
| Julia Dietze | Jana Kronmöller | 1 |
| Julia Dietze | Nicole Schöffel | 1 |
| Friederike Kempter | Andrea Friese | 1 |
| Jördis Triebel | Irene Egger | 1 |
| Martin Gruber | Heiko Claasen | 1 |
| Gesine Cukrowski | Anne Mundt | 1 |
| Leslie Malton | Vera Tanner | 1 |
| David Bredin | Freddie Mücke | 1 |
| Eva Löbau | Astrid Marohn | 1 |
| Judith Hoersch | Henrike Norden | 1 |
| Jorres Risse | Wolf Jessen | 1 |
| Jorres Risse | Ulf Wuttke | 1 |
| Jorres Risse | Tom Hartmann | 1 |
| Peter Kurth | Marvin Schumann | 1 |
| Anna Maria Mühe | Jessie Steinfeld | 1 |
| Béla Gabor Lenz | Emil Niedecken | 1 |
| Sebastian Ströbel | Arne Holt | 1 |
| Christian Redl | Benno Grabert | 1 |
| Anian Zollner | Felix Kobluhn | 1 |
| Jonas Laux | André Rosski | 1 |
| Anna Fischer | Ronja Johannsen | 1 |
| Burkhard Heyl | Hannes Ewert | 1 |
| Hans Peter Hallwachs | Harry Mohn | 1 |
| Hans Peter Hallwachs | Felix Brühl | 1 |
| Jana Pallaske | Silke Jaspers | 1 |
| Alexander Held | Prof. Dr. Nick Kahlow | 1 |
| Sönke Möhring | Tilo Mühlmann | 1 |
| Sönke Möhring | Karl Wagner | 1 |
| Sönke Möhring | Markus Böttwig | 1 |
| Rosemarie Fendel | Margarete Fuchsolt | 1 |
| Marc Hosemann | Peter Grinnus | 1 |
| Florian Bartholomäi | André Kroschewski | 1 |
| Florian Bartholomäi | Phillip Meissner | 1 |
| Johanna Klante | Anja Weise | 1 |
| Daniel Krauss | Jochen Cords | 1 |
| Daniel Krauss | Dr. Zwerger | 1 |
| Oliver Bröcker | Bruno Zenker | 1 |
| Oliver Bröcker | Ole Kronholm | 1 |
| Wanja Mues | Torsten Tillack | 1 |
| Lena Stolze | Judith Ohl | 1 |
| Lena Stolze | Manuela Schween | 1 |
| Patrick Güldenberg | Heiko Klein | 1 |
| Katja Studt | Kerstin Hofmeister | 1 |
| Milena Dreißig | Verena Harms | 1 |
| Angela Roy | Hannelore Kramer | 1 |
| Janna Striebeck | Daniela Becker | 1 |
| Franziska Troegner | Ute Böttger | 1 |
| Deborah Kaufmann | Silke Strehlow | 1 |
| Brigitte Janner | Sieglinde Sommer | 1 |
| Johannes Franke | Gerrit Franz | 1 |
| Armin Dillenberger | Trödler Findeisen | 1 |
| Jan Henrik Stahlberg | Roland Michalke | 1 |
| Gode Benedix | Klaus Wieland | 1 |
| Wilfried Hochholdinger | Christian Kolditz | 1 |
| Wilfried Hochholdinger | Herr Loose | 1 |
| Judy Winter | Christa Grimm | 1 |
| Wilfried Dziallas | Gerald Schott | 1 |
| Wilfried Dziallas | Hauke Frahm | 1 |
| Stephanie Stumph | Lotte Wisch | 1 |
| Anna Schimrigk | Greta Herrmann | 1 |
| Arndt Schwering-Sohnrey | Jörg Radke | 1 |
| Bjarne Mädel | Bernd Strübing | 1 |
| Lucie Hollmann | Clara Albrecht | 1 |
| Winnie Böwe | Stefanie Singer | 1 |
| Catherine Flemming | Monika Gerstenberg | 1 |
| Marion Kracht | Marlies Nissen | 1 |
| Joachim Paul Assböck | Rainer Müller | 1 |
| Tilo Prückner | Horst Behrmann | 1 |
| Tilo Prückner | Hartmann Dettenberg | 1 |
| Tilo Prückner | Alfred Sorg | 1 |
| Susanna Simon | Stefanie Knecht | 1 |
| Udo Schenk | Edgar Treptow | 1 |
| Udo Schenk | Prof. Mattes Kaspar | 1 |
| Udo Schenk | Dr. Olaf Bode | 1 |
| Gudrun Landgrebe | Dr. Dorothea Brahms | 1 |
| Thomas Limpinsel | Gero Sperber | 1 |
| Thomas Limpinsel | Dr. Timo Fitz | 1 |
| Jochen Nickel | Frederik Lüders | 1 |
| Pit Bukowski | Jens Keller | 1 |
| Marco Hofschneider | Wolf Jürgens | 1 |
| Marco Hofschneider | Peer Hofmeister | 1 |
| Tobias Schenke | Boris Hoppe | 1 |
| Tobias Schenke | Arne Friedmann | 1 |
| Nadja Bobyleva | Gesa Nissen | 1 |
| Nadja Bobyleva | Anke Binz | 1 |
| Daniela Schulz | Becki Dreesen | 1 |
| Rafael Gareisen | Roman Kirchner | 1 |
| Rafael Gareisen | Maiky Merten | 1 |
| Marleen Lohse | Andrea Pohl | 1 |
| Anna Böttcher | Barbara Giefer | 1 |
| Julia Richter | Gesa Voss | 1 |
| Ute Willing | Jana Prinz | 1 |
| Brigitte Grothum | Inge Lepin | 1 |
| Constantin von Jascheroff | Dominik | 1 |
| Anna Brüggemann | Inka Wolter | 1 |
| Michael Epp | David Meinecke | 1 |
| Katharina Müller-Elmau | Vanessa Schmidt | 1 |
| Sabine Vitua | Dr. Corinna Nolte | 1 |
| Michael Kind | Roland Wutzker | 1 |
| Marlene Burow | Annika Beck | 1 |
| Alexander Hörbe | Werner Zach | 1 |
| Katrin Pollitt | Gertrud Polle | 1 |
| Dietrich Adam | Dr. Urlaub | 1 |
| Tobias Hoesl | Magnus Norlin | 1 |
| Tobias Hoesl | Michael Kamp | 1 |
| Volker Michalowski | Norbert Rietschek | 1 |
| Julia Brendler | Dr. Silke Machatschek | 1 |
| Arnd Klawitter | Sebastian Vossen | 1 |
| Dan van Husen | Rolle Röber | 1 |
| Stephan Luca | Lukas Brehm | 1 |
| Stephan Luca | Mark Fedder | 1 |
| Uwe Rohde | Ullrich Braasch | 1 |
| Uwe Rohde | Konrad Bredow | 1 |
| Jennifer Ulrich | Wencke Roth | 1 |
| Ulrike Grote | Birgit Schwilk | 1 |
| Oliver Broumis | Matthias Rähme | 1 |
| Margarita Broich | Elisabeth Marquard | 1 |
| Margarita Broich | Lisbeth Priem | 1 |
| Matthias Freihof | Jan Sitten | 1 |
| Luise Helm | Ariana Schweiger | 1 |
| Diego Wallraff | Lennart Lorenz | 1 |
| Marek Harloff | Jens Klante | 1 |
| Julia Stinshoff | Julia Wieland | 1 |
| Lars Pape | Ole Sander | 1 |
| Lars Pape | Peter Dahl | 1 |
| Lars Pape | Alexander Täubner | 1 |
| Anne Kasprik | Meike Menzow | 1 |
| Anne Kasprik | Dr. Isa Lindenroth | 1 |
| Anne Kasprik | Stella Jäger | 1 |
| Gustav Schmidt | Malte Kraus (21) | 1 |
| Markus von Lingen | Rayk Brodersen | 1 |
| Lara-Joy Körner | Tanja Wunder | 1 |
| Christian Näthe | Dr. Eric Sommer | 1 |
| Frank Röth | Norbert Tötensen | 1 |
| Johannes Klaußner | Piet Wegmann | 1 |
| Max Mauff | Michael Konner | 1 |
| Max Mauff | Ralf Stern | 1 |
| Hildegard Schroedter | Bankdirektorin | 1 |
| Astrid Posner | Sandra Quast | 1 |
| Iris Böhm | Elke Hanfland | 1 |
| Anna Herrmann | Maike Ullrich | 1 |
| Saro Emirze | Fahrer | 1 |
| Dieter Landuris | Michael Borgmann | 1 |
| Martina Hill | Nadine Zentner | 1 |
| Detlef Bierstedt | Fritz Zwerger | 1 |
| Christian Kahrmann | Thomas Kofahl | 1 |
| Hanno Friedrich | Marco Müller | 1 |
| Friederike Linke | Meike Metzeler | 1 |
| Friederike Linke | Julia Fedder | 1 |
| Siemen Rühaak | Prof. Dirk Regling | 1 |
| Hansa Czypionka | Wolf Nissen | 1 |
| Hansa Czypionka | Dirk Hartmann | 1 |
| Martin Kiefer | Steffen Dreyer | 1 |
| Leon Boden | Edgar Sichler | 1 |
| Bernhard Leute | Notarzt Olli | 1 |
| Markus Knüfken | Gerd Böckmann | 1 |
| Augustin Kramann | Klaus Wagner | 1 |
| Wolf Bachofner | Otto Leska | 1 |
| Klaus Zmorek | Bernd Kuhn | 1 |
| Anna von Haebler | Saskia Reinders | 1 |
| Jochen Senf | Jakob Kreisler | 1 |
| Jacques Breuer | Hubertus Kalow | 1 |
| Mickey Hardt | Ingo Hagemann | 1 |
| Mickey Hardt | Thomas Riecke | 1 |
| Marc Bischoff | Ingo Käfer | 1 |
| Bruno Alexander | Paul Dornitz | 1 |
| Steffen Münster | Peter Strehler | 1 |
| Steffen Münster | Gernot Wenzke | 1 |
| Sarah Alles | Evi Sost | 1 |
| Tobias Oertel | Martin Ensenheimer | 1 |
| Anne Kanis | Dörte Malz | 1 |
| Thomas Bestvater | Friedrich Lindemann | 1 |
| Martin Goeres | Erik | 1 |
| Emilio De Marchi | Pietro Moldani | 1 |
| Emilio De Marchi | Christof Teevs | 1 |
| Masha Tokareva | Ivanka Lebedew | 1 |
| Marko Dyrlich | Ulf Karmann | 1 |
| Timo Jacobs | Robert Steiff | 1 |
| Maike Jüttendonk | Sina Blohm | 1 |
| Sebastian Schwarz | Sebastian Seitz | 1 |
| Nele Mueller-Stöfen | Anne Jung | 1 |
| Tamara Simunovic | Emma Reinhard | 1 |
| Dirk Borchardt | Holger Kampf | 1 |
| Dirk Borchardt | Martin Jungnickel | 1 |
| Angelina Häntsch | Janine Köhler | 1 |
| Patrick von Blume | Daniel Husemann | 1 |
| Patrick von Blume | Kurt Holterbeck | 1 |
| Bruno Eyron | Torben Nebel | 1 |
| Bruno Eyron | Dr. Werner Deister | 1 |
| Oliver Nägele | Hans Rowald | 1 |
| Susanne Lüning | Astrid Reinders | 1 |
| Andreas Patton | Ulf Liehn | 1 |
| Artjom Gilz | Timo Clausen | 1 |
| Denis Schmidt | Henner Lang | 1 |
| Cay Helmich | Sigrid Jensen | 1 |
| Uwe Preuss | Wolfgang Dahms | 1 |
| Uwe Preuss | Wolfgang Freitag | 1 |
| Paul Wollin | Tobias Noll | 1 |
| Horst Kotterba | Hauke Plötz | 1 |
| Urs Remond | Ernst Gutkowsky | 1 |
| Tobias Kasimirowicz | Björn Menke | 1 |
| Barbara Schöne | Rebecca Ruland | 1 |
| Kaan Yılmaz | Ole Schulz | 1 |
| Cornelia Gröschel | Lisa Heintze | 1 |
| Rüdiger Kuhlbrodt | Dieter Mayer | 1 |
| Kathleen Morgeneyer | Simone Büttner | 1 |
| Bill Becker | Hagen Gröndahl | 1 |
| Joshua Grothe | Paul Jörgensen | 1 |
| Joshua Grothe | Stefan Malik | 1 |
| Jörg Witte | Martin Zimmermann | 1 |
| Mira Elisa Goeres | Jessy Dietz | 1 |
| Roman Kanonik | Maik Pohl | 1 |
| Veronika Nowag-Jones | Irene Naber | 1 |
| Rainer Winkelvoss | Karsten Ranft / Dr. Bela Hingsen | 1 |
| Francis Fulton-Smith | Dirk Öllers | 1 |
| Francis Fulton-Smith | Klaus Hartwich | 1 |
| Guntbert Warns | Norbert Müller | 1 |
| Guntbert Warns | Arndt Buschek | 1 |
| Henning Peker | Arne Braun | 1 |
| Henning Peker | Karsten Nocke | 1 |
| Alissa Jung | Angela Hausmann | 1 |
| Kai Ivo Baulitz | Henner Schütt | 1 |
| Rainer Sellien | Nils Nielsen | 1 |
| Günter Junghans | Schulleiter | 1 |
| Axel Pape | Gisbert Heisenberg | 1 |
| Jürgen Tarrach | Martin Boldt | 1 |
| Andreas Guenther | Felix Neumann | 1 |
| Andreas Rüdiger | Rainer Lemke | 1 |
| Irmgard Riessen | Lilly Gentz | 1 |
| Sonsee Neu | Peggy Schön | 1 |
| Tanja Schleiff | Sabine Friese | 1 |
| Eberhard Kirchberg | Eddi Blum | 1 |
| Carmen-Maja Antoni | Rita Liebich | 1 |
| Jan Pohl | Heinrich Thomsen | 1 |
| Andreas Schulz | Kai Hinzmann | 1 |
| Henriette Confurius | Ilka Carstensen | 1 |
| Holger Kunkel | Christian Püschel | 1 |
| Gotthard Lange | Bernd Cullmann | 1 |
| Tina Engel | Hermine von Gravenitz | 1 |
| Anna Hausburg | Jana Merck | 1 |
| Anna Hausburg | Caro Malchow | 1 |
| Anna Hausburg | Annabelle Kruse | 1 |
| Bernd Stegemann | Vietje Kloster | 1 |
| Jurij Rosstalnyj | Balász Elek | 1 |
| Falk Rockstroh | Torben Gelber | 1 |
| Falk Rockstroh | Dr. Heiko Clausen | 1 |
| Falk Rockstroh | Johannes Seehusen | 1 |
| Tim Wilde | Peter Grönert | 1 |
| Tim Wilde | Jens Moll | 1 |
| Tim Wilde | Jens Nielsen | 1 |
| Gitta Schweighöfer | Petra Krohn | 1 |
| Gitta Schweighöfer | Dr. Karin Kuske | 1 |
| Gitta Schweighöfer | Heidi Ziegler | 1 |
| Robert Schupp | Sönke Schmidt | 1 |
| Robert Schupp | Frank Wiedemann | 1 |
| Torsten Michaelis | Kadde Naef | 1 |
| Torsten Michaelis | Hans-Peter Wolf | 1 |
| Torsten Michaelis | Paul Pautzke | 1 |
| Simon Eckert | Roman Enders | 1 |
| Wanda Perdelwitz | Lisa Flutendorf | 1 |